For testing and non-production purposes only.
This is an FFI stub that can be used with a go.mod replace directive
in tests that do not require real proofs.
In your go.mod:
replace github.com/filecoin-project/filecoin-ffi => github.com/filecoin-project/ffi-stub ${version}
Dual-licensed: MIT, Apache Software License v2, by way of the Permissive License Stack.